Invited Paper A Survey of Product Quantization

Key Points

• To review product quantization and its applications in large-scale approximated nearest neighbor search.
• Reviewed fundamental algorithms of product quantization.
• Provided executable sample codes for implementation.
• Conducted a comprehensive survey of recent PQ-based methods.
• Identified key advancements in PQ algorithms.
• Showcased practical implementation examples.
• Highlighted the effectiveness of PQ in large datasets.